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(11)

EP 4 282 083 A1

(12)

(43) Date of publication: 29.11.2023 Bulletin 2023/48 (21) Application number: 22700855.4 (22) Date of filing: 21.01.2022

(51) International Patent Classification (IPC):  H04B 7/06(2006.01) H04B 7/155(2006.01) H04B 7/08(2006.01) H01Q 25/00(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/0617; H04B 7/086; H01Q 25/005; H04B 7/15528 (86) International application number: PCT/GB2022/000008 (87) International publication number: WO 2022/157479 (28.07.2022 Gazette 2022/30)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 22.01.2021 GB 202100882 28.06.2021 GB 202109263 (71) Applicant: Visban, Co., Ltd. Tokyo 154-0016 (JP)	(72) Inventors: NATHAN, Arokia Radlett Hertfordshire, WD7 8HA (GB) CHA, Suk-Bae Tokyo, 106-0047 (JP) KUWADA, Ryosuke Yokohama Kanagawaken, 224-0007 (JP) (74) Representative: Dunleavy, Christopher Squire et al Venner Shipley LLP Byron House Cambridge Business Park Cowley Road Cambridge CB4 0WZ Cambridge CB4 0WZ (GB)